header {
  height: 25vw;
  padding: .1875rem;
}

header img {
  width: 2.1875rem;
  height: 3.75rem;
  padding-top: 2.5rem;
}

header select {
  width: 4.375rem;
  height: 1.875rem;
  border: 1px solid orangered;
}

ul {
  height: 25vw;
  line-height: 25vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back input {
  width: 3.75rem;
  height: 2.5rem;
  border: 1px solid orangered;
  border-radius: 1.25rem;
  font-size: 1rem;
}

li span {
  font-size: 1.25rem;
  text-align: center;
  font-size: 1.25rem;
  text-align: center;
}

.content {
  flex: 1;
  padding-bottom: 20vw;
}

.search {
  width: 100vw;
  height: 10vw;
  padding: .625rem;
  margin: 0 auto;
  display: flex;
}

.search input {
  margin: 0 auto;
  width: 12.5rem;
  height: 1.875rem;
  padding: 5px;
  border-radius: 30px;
  border: 2px solid orangered;
}

h3 {
  padding-top: 1.25rem;
  font-size: 1rem;
  text-align: center;
}

.block {
  display: flex;
  justify-content: center;
}

.block li {
  margin: .125rem;
  text-align: center;
  width: 20vw;
  height: 8vw;
  background: gainsboro;
}

.item {
  width: 100%;
  padding-top: .3125rem;
}

.item_title img {
  width: 2.8125rem;
  height: 2.8125rem;
  padding: 10px;
  float: left;
  padding: .75rem;
}

.item_title img:nth-of-type(2) {
  margin: .3125rem;
  width: 2.5rem;
  height: 2.5rem;
  float: right;
  padding-left: .625rem;
}

.item_title span {
  padding-top: .9375rem;
  font-size: 16px;
  float: right;
}

.item_title span:first-of-type {
  padding-top: .5rem;
  font-size: 20px;
  text-align: center;
  float: left;
}

.imgcontainer {
  width: 80vw;
  height: 50vw;
  display: flex;
  margin: 0 auto;
}

.imgcontainer .img_left {
  width: 30vw;
  height: 50vw;
}

.imgcontainer .img_left img {
  width: 30vw;
  height: 50vw;
}

.imgcontainer .img_right_top {
  width: 66vw;
  height: 25vw;
}

.imgcontainer .img_right_top img {
  width: 66vw;
  height: 25vw;
  float: left;
}

.imgcontainer .img_right {
  width: 33vw;
  height: 25vw;
  float: left;
}

.imgcontainer .img_right img {
  width: 33vw;
  height: 25vw;
}

.list {
  width: 100vw;
  height: 40vw;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: .3125rem;
}

.list img {
  width: 25vw;
  height: 25vw;
}
